Effect of Metabolic Syndrome on Outcomes of Transforaminal Epidural Steroid Injection Treatment in Chronic Lumbar Radiculopathy

Inclusion Criteria: * lumbar radiculopathy due to lumbar disc herniation, unresponsive to conservative treatments, duration of pain is at least 3 months, Patients aged 18 and above Exclusion Criteria: * the cases when fluoroscopy or epidural injection is contraindicated (coagulation disorders, pregnancy etc...), to have a history of lumbar spinal surgery, inflammatory diseases (rheumatoid arthritis, spondyloarthropathy), spinal infection or malignancy, systemic infection, Spondylolisthesis or spinal stenoz at the involved or adjacent segments, allergies to local anesthetics, contrast dyes or steroids, Refusal of a patient, History of prior lumbar spine surgery, presence of hip pathology (avascular necrosis, congenital hip dislocation etc...